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Verfügbare Sprachen
GDV Modul 1
Blockschaltplan / Block Circuit Diagram – DVD-Monoboard
LOADER VAL3000
CDM
OPU
CD-LASER
DVD-LASER
FOCUS
RADIAL
DISK MOTOR
M
FLEX 11P
HALL
SLEDGE MOTOR
M
FLEX 8P
HALL
TRAY MOTOR
M
END-SWITCH
4-WIRES
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
DVD-MONOBOARD SERVO PART
DVDALAS2
TZA1023
Diode
Amplifiers
Processing
DVD
4
1101
DPD
6
Push Pull
Offset
CD
compensations
FLEX 24P
6
3 Beam
Tracking
2
4
+5 GND
4
V & I references
Dual Laser
Supply
Laser#1
Laser#2
1301
1102
PCS-PRE-AMPL
7104
LM833D
2
4
2
DRIVERS
7103
BA5938FM
SLEDGE
2
RADIAL
4
FOCUS
5
1100
TRAY1
TRAY2
4
1
GDV Modul 1
DIAGRAM
1
DIAGRAM
3
SIGNAL PROCESSOR
DECODER
LASER SUPPLY
7102
RFo
Header
Land
Servo
Signals
Land/Groove
D1-D6
Swap
Mute
FTC
MOTOR-IC
7304
FTC comp.
BA6856FP
SILD
Serial
TACHO-OUT
SICL
3
I/Face
MOTO-IN
1
DRIVE
HALL-FEEDBACK
7200
CONTROL
ADC
LINES
uP (8051 CORE)
SERVO
MACE2
SAA7399
AD[0:7]
PHI-INPUT
PCS
REF
A[8:16]
TXD_BE
SERVO OUTPUTS
RXT_BE
CFR
SUR
TRAY-SWITCH
8.46 MHz
4 - 5
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Reference
–
1B
......................4-17
DVD-Monoboard...4-23
Oscillograms .........4-41
–
2A
......................4-19
– 1........................4-27
A/V-MUX Board ....4-13
–
2B
......................4-21
– 2........................4-29
–
1A
......................4-15
Eject Board ...........4-22
– 3........................4-31
MEMORY
7310
S-RAM
132K
CY7C199-15C
8
15
1
7311
RF-IN
DECODER
B_V4
HD61
TO STi5505 ON DIAGRAM
I2S
B_SYNC
SAA7335HL/E/M2
6
BLOCKDIAGRAM DIGITAL PART
B_FLAG
B_DATA
B_BCLK
B_WCLK
AD[0:7]
6 MHz
DIAGRAM
2
SERVO
FLASH ROM
7202
PSENN
A[0:16]
AD[0:7]
AM29F002
ADRESS LATCH
7201
AD[0:7]
A[0:7]
74HCT573D
TO STi5505 ON DIAGRAM
S2B
BLOCKDIAGRAM DIGITAL PART
4
4229_136
9936
– 4........................4-33
– 5........................4-35
– 6........................4-37
Power Supply.....4-9/11
5
5
4 - 6
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